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CVE-2026-4045— projectsend Auth.php response discrepancy

CVSS 3.7 · Low EPSS 0.04% · P13
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I. Basic Information for CVE-2026-4045

Vulnerability Information
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Vulnerability Title
projectsend Auth.php response discrepancy
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw has been found in projectsend up to r1945. This impacts an unknown function of the file includes/Classes/Auth.php. Executing a manipulation of the argument ldap_email can lead to observable response discrepancy. The attack can be executed remotely. A high complexity level is associated with this attack. The exploitability is said to be difficult. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
响应差异性信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
ProjectSend（cFTP） 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ProjectSend（cFTP）是ProjectSend开源的一套基于PHP和MySQL的自托管应用程序。 ProjectSend（cFTP） r1945及之前版本存在安全漏洞，该漏洞源于文件includes/Classes/Auth.php对参数ldap_email的错误操作，可能导致响应差异。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
-projectsend r1945 cpe:2.3:a:projectsend:projectsend:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-4045

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III. Intelligence Information for CVE-2026-4045

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Same Patch Batch · n/a · 2026-03-12 · 20 CVEs total

CVE-2026-40396.3 MEDIUMOpenClaw Skill Env applySkillConfigenvOverrides code injection
CVE-2026-39776.3 MEDIUMprojectsend AJAX Endpoints authorization
CVE-2026-40165.3 MEDIUMGPAC SVG Parser load_svg.c svgin_process out-of-bounds write
CVE-2026-40155.3 MEDIUMGPAC TeXML File load_text.c txtin_process_texml stack-based overflow
CVE-2026-40443.8 LOWprojectsend Delete import-orphans.php realpath path traversal
CVE-2026-40403.3 LOWOpenClaw File Existence tools.exec.safeBins information exposure
CVE-2026-25817HMS Ewon Flexy和HMS Networks HMS Cosy+ 安全漏洞
CVE-2026-25823HMS Ewon Flexy和HMS Networks HMS Cosy+ 安全漏洞
CVE-2026-25818HMS Cosy+和HMS Ewon Flexy 安全漏洞
CVE-2026-25819HMS Cosy+和HMS Ewon Flexy 安全漏洞
CVE-2025-61154libredwg 安全漏洞
CVE-2025-70245D-Link DIR-513 安全漏洞
CVE-2025-70873SQLite 安全漏洞
CVE-2025-66955Asseco SEE Live 安全漏洞
CVE-2026-26793GL-iNet GL-AR300M16 安全漏洞
CVE-2026-26792GL-iNet GL-AR300M16 安全漏洞
CVE-2026-26794GL-iNet GL-AR300M16 安全漏洞
CVE-2026-26795GL-iNet GL-AR300M16 安全漏洞
CVE-2026-26791GL-iNet GL-AR300M16 安全漏洞

IV. Related Vulnerabilities

Same product: projectsend
Same vendor: n/a
Same weakness: CWE-204

V. Comments for CVE-2026-4045

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